The height of a tree can be measured by

(a)

Metre scale

(b)

plastic ruler

(c)

Metre rod

(d)

measuring tape

Conversion of 7 m into cm gives_______

(a)

70 cm

(b)

700 cm

(c)

7 cm

(d)

7000 cm

Quantity that can be measured is called_______

(a)

Physical quantity

(b)

unit

(c)

Measurement

(d)

motion

Choose the correct one

(a)

km > mm > cm > m

(b)

km > mm > m > cm

(c)

km > m > cm > mm

(d)

km > cm > m > mm

While measuring the length of an object using a ruler, the position of your eye should be

(a)

Left side of the point.

(b)

Vertically above the point where the measurement is to be taken.

(c)

Right side of the point

(d)

Any where according to one’s convenience.

___________is used to measure the accurate time of the activity.

(a)

Clock

(b)

Watch

(c)

Stop clock

(d)

Measuring

Volume of solid is_________

(a)

m²

(b)

m

(c)

m³

(d)

none

Twenty decimetre is equal to_________

(a)

2 km

(b)

20 cm

(c)

2 metre

(d)

20 metre

The matric system of units was created by the________in 1790.

(a)

Italy

(b)

Australia

(c)

Russia

(d)

French

The moon's gravitational pull is one_____________of the earth's pull.

(a)

seventh

(b)

sixth

(c)

Fifth

(d)

Fourth

SI Unit of length is  _______

A PHP Error was encountered

Severity: Warning

Message: A non-numeric value encountered

Filename: material/details.php

Line Number: 1002

()

m

1 m = ___________cm.

A PHP Error was encountered

Severity: Warning

Message: A non-numeric value encountered

Filename: material/details.php

Line Number: 1002

()

100

5 km = __________m.

A PHP Error was encountered

Severity: Warning

Message: A non-numeric value encountered

Filename: material/details.php

Line Number: 1002

()

5000

1 Metre, 1 centimetre, 1 kilometre, and 1 millimetre.

Explain two methods that you can use to measure the length of a curved line.

How will you measure the volume of irregular objects?

Fill up the following chart.

Property	Definition	Basic unit	Instrument used for measuring
Length
Mass
Volume
Time

Find the answer for the following questions within the grid.

1. 10^-3 is one_____
2. SI Unit of time is_____
3. Cross view of reading a measurement leads to______
4. ____is the one what a clock reads.
5. _____is the amount of substance present in an object.
6. ______can be taken to get the final reading of the recordings of different students for a single measurement.
7. ______is a fundamental quantity.
8. _____shows the distance covered by an automobile
9. A tailor uses to take______ measurements to stitch the cloth.
10. Liquids are measured with this physical quantity.

We can say that mass of an object is 126 kg.

(a) True

(b) False

Length of one’s chest can be measured by using meter scale.

(a) True

(b) False

Ten millimetre makes one centimetre

(a) True

(b) False

A hand span is a reliable measure of length.

(a) True

(b) False

The SI system of units is accepted everywhere in the world.

(a) True

(b) False